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【單選題】
將特定的培養基裝入錐形瓶，培養酵母菌。由于操作不慎，培養基受到污染，不僅長出了酵母菌，還長出了細菌和霉菌等微生物。瓶中的所有生物構成了一個 （ ）
A.
種群
B.
群落
C.
生態系統
D.
生物圈
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舉報參考答案：
舉一反三
【單選題】It can be inferred from the passage that_________.
A.
Women are steadier in their learning.
B.
men are more ready to take risk in everything
C.
women are securing more firsts and seconds
D.
women are doing much better in academy
【單選題】What will the woman do tomorrow?
A.
See her children.
B.
Make a speech.
C.
Make a phone call.
【單選題】Which of the following questions has NOT been discussed in the passage? _________.
A.
Why are men smarter than women?
B.
Why are men more stupid than women?
C.
How does the result go along with the past research?
D.
How can we help the men in the bottom?
【單選題】Why is the man unhappy with Miss Davis’ calls to her boyfriend?
A.
The calls will cost him a lot of money.
B.
The telephone line is busy during work hours.
C.
Employees aren’t allowed to do anything personal at work.
相關題目：
【單選題】It can be inferred from the passage that_________.
A.
Women are steadier in their learning.
B.
men are more ready to take risk in everything
C.
women are securing more firsts and seconds
D.
women are doing much better in academy
【單選題】What will the woman do tomorrow?
A.
See her children.
B.
Make a speech.
C.
Make a phone call.
【單選題】Which of the following questions has NOT been discussed in the passage? _________.
A.
Why are men smarter than women?
B.
Why are men more stupid than women?
C.
How does the result go along with the past research?
D.
How can we help the men in the bottom?
【單選題】Why is the man unhappy with Miss Davis’ calls to her boyfriend?
A.
The calls will cost him a lot of money.
B.
The telephone line is busy during work hours.
C.
Employees aren’t allowed to do anything personal at work.
參考解析：
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